Group I

[Oral Dydrogesterone]

(n = 284)

Group II

[Vaginal Progesterone]

(n = 280)

RR (95% CI)

P1

Nausea

10 (3.5%)

4 (1.4%)

2.46 (0.78 to 7.27)

0.110

Vaginal Burning

4 (1.4%)

32 (11.4%)

0.12 (0.04 to 0.34)

<0.001

Vaginal Bleeding

9 (3.2%)

26 (9.3%)

0.34 (0.16 to 0.72)

0.003

Dissatisfaction

15 (5.3%)

68 (24.3%)

0.22 (0.13 to 0.37)

<0.001